For a solid with the following structure, the co-ordination number of the point $B$ is:

$3$

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$4$

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$5$

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$6$

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Solution

The correct option is D
$6$

1)(d)It is evident from figure that B occupies tetrahedral voids and thus, co-ordination number is six.

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Similar questions

For a solid with the following structure, the co-ordination number of the point B is:

List -I	List II
(I) Co-ordination number of $C a^{2 +} and F^{-}$ in fluorite structure	(P) 8, 4
(II) Co-ordination number of $Z n^{2 +} and S^{2 -}$ in zinc blende structure	(Q) 8, 8
(III) Co-ordination number of $C s^{+} and C l^{-}$ in $C s C l$ (bcc type) structure	(R) 4, 8
(IV) Co-ordination number of $L i^{+} and O^{2 -}$ in antifluorite structure	(S) 4, 4

List-I	List-II
(I) Co-ordination number of $C a^{2 +} and F^{-}$ in fluorite structure	(P) 8, 4
(II) Co-ordination number of $Z n^{2 +} and S^{2 -}$ in zinc blende structure	(Q) 8, 8
(III) Co-ordination number of $C s^{+} and C l^{-}$ in CsCl (bcc type) structure	(R) 4, 8
(IV) Co-ordination number of $L i^{+} and O^{2 -}$ in antifluorite structure	(S) 4, 4

A

B

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